An anti-interference photovoltaic LED lighting lamp circuit

Abstract

The utility model discloses a kind of anti-interference photovoltaic LED lighting lamp circuit, it is related to lighting lamp technical field, including photovoltaic module, for photoelectric conversion;Photovoltaic voltage detection module, for low voltage detection to photovoltaic module;Energy storage control module, for energy storage and discharge;Voltage stabilizing module, for voltage stabilizing adjustment;Electric quantity detection module, for low electric quantity detection to energy storage control module;Illumination detection adjustment module, for carrying out illumination detection and illumination degree is greater than the illumination threshold value of setting, control drive adjustment module drives LED lamp module to carry out lighting work, when the voltage of energy storage control module output is lower than low electric quantity threshold value, the voltage of photovoltaic module output is lower than low voltage threshold value, reduce light detection sensitivity.The utility model can by energy storage control module when photovoltaic module appears power generation instability or power generation voltage is low, carry out hybrid power supply, improve power supply efficiency, when power supply is insufficient, reduce photosensitive detection sensitivity degree, carry out energy-saving lighting.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, specifically an anti-interference photovoltaic LED lighting circuit. Background Technology

[0002] With social development and progress, LED lighting is becoming increasingly widespread. Photovoltaic LED lighting provides power to indoor LED lights while generating electricity from photovoltaic power, achieving energy conservation and environmental protection. To avoid interference from sunlight, existing photovoltaic LED lighting technologies generally use a hybrid power supply of solar cells and batteries. However, frequent charging and discharging of batteries shortens their lifespan. Furthermore, when both photovoltaic cells and batteries are at low power levels, the lighting status cannot be properly controlled, leading to false lighting by the LED lights and increased energy loss. Therefore, improvements are needed. Utility Model Content

[0003] This utility model provides an anti-interference photovoltaic LED lighting circuit to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] An anti-interference photovoltaic LED lighting circuit includes: a photovoltaic module, a photovoltaic voltage detection module, an energy storage control module, a voltage regulator module, a power detection module, a light detection and adjustment module, a drive adjustment module, and an LED lamp module;

[0006] Photovoltaic modules are used for photoelectric conversion and to provide initial electrical energy.

[0007] A photovoltaic voltage detection module, connected to the photovoltaic module, is used to sample and process the first electrical energy and output a first control signal when the sampled signal is less than a set low voltage threshold.

[0008] The energy storage control module is connected to the photovoltaic voltage detection module, the drive regulation module and the photovoltaic module. It is used to receive and store the first electrical energy, stop the energy storage operation when it receives the drive signal output by the drive regulation module, and release the stored electrical energy and provide the second electrical energy when it receives the first control signal.

[0009] A voltage regulator module, connected to the photovoltaic module and the energy storage control module, is used to regulate the voltage of the first or second electrical energy and output the third electrical energy.

[0010] A power detection module, connected to the energy storage control module, is used to detect the power of the second electrical energy and output a second control signal when the detected signal is lower than a set low power threshold.

[0011] The light detection and adjustment module is connected to the voltage stabilization module, the power detection module and the photovoltaic voltage detection module. It is used to receive third electrical energy, detect the light intensity and output a first detection signal. When the first detection signal is greater than the set light threshold, it outputs a third control signal. When the first control signal and the second control signal are received, it reduces the voltage value of the first detection signal.

[0012] The drive adjustment module, connected to the voltage regulator module and the light detection adjustment module, is used to receive the third electrical energy and output a drive signal when the third control signal is received;

[0013] The LED light module is connected to the voltage regulator module and the drive adjustment module, and is used to receive third electrical energy and drive signals to perform lighting work.

[0014] A further embodiment of this invention: the photovoltaic module includes a photovoltaic cell, a first capacitor, and a first diode; the energy storage control module includes a first power transistor, a second power transistor, an energy storage device, a third resistor, and a first switching transistor;

[0015] Preferably, the first end of the photovoltaic cell is connected to one end of the first capacitor, the photovoltaic voltage detection module, and the anode of the first diode. The cathode of the first diode is connected to the drain of the first power transistor and connected to the gate of the first power transistor and the collector of the first switching transistor through a third resistor. The source of the first power transistor is connected to the source of the second power transistor. The drain of the second power transistor is connected to the first end of the energy storage device. The second end of the energy storage device, the emitter of the first switching transistor, the other end of the first capacitor, and the second end of the photovoltaic cell are all grounded. The base of the first switching transistor is connected to the drive regulation module, and the gate of the second power transistor is connected to the photovoltaic voltage detection module.

[0016] As a further embodiment of this utility model: the voltage regulator module includes a first voltage regulator and a second capacitor; the light detection and adjustment module includes a first photoresistor, a second switch, a third switch, a fourth resistor, a fifth resistor, a sixth resistor, an eighth resistor, a fourth switch, a first logic chip, and a seventh resistor;

[0017] Preferably, the IN terminal of the first voltage regulator is connected to the cathode of the first diode, the OUT terminal of the first voltage regulator is connected to one end of the first photoresistor and one end of the eighth resistor, and is connected to the GND terminal and ground of the first voltage regulator through the second capacitor, the other end of the first photoresistor is connected to the emitter of the third switch, the collector of the second switch and the base of the fourth switch, the emitter of the second switch is grounded through the fourth resistor, the collector of the third switch is grounded through the sixth resistor, the base of the second switch is connected to the base of the third switch and the F terminal of the first logic chip and is grounded through the fifth resistor, the B terminal of the first logic chip is connected to the power detection module, the A terminal of the first logic chip is connected to the gate of the second power transistor and the photovoltaic voltage detection module, the emitter of the fourth switch is connected to the other end of the eighth resistor, and the collector of the fourth switch is connected to the drive adjustment module and is grounded through the seventh resistor.

[0018] As a further embodiment of this utility model: the drive adjustment module includes a ninth resistor, a first potentiometer, a tenth resistor, a second diode, a third diode, a third capacitor, a fourth capacitor, and a first driver; the LED lamp module includes an LED lamp and a fifth switching transistor;

[0019] Preferably, the eighth terminal of the first driver is connected to one end of the LED lamp and the OUT terminal of the first voltage regulator, and is connected to one end of the first potentiometer through the ninth resistor. The other end of the first potentiometer is connected to the cathode of the second diode through the tenth resistor. The slider terminal of the first potentiometer is connected to the anode of the third diode and the seventh terminal of the first driver. The cathode of the third diode is connected to the anode of the second diode, the sixth terminal and the second terminal of the first driver, and is grounded through the third capacitor. The first terminal of the first driver and the emitter of the fifth switching transistor are both grounded. The fifth terminal of the first driver is grounded through the fourth capacitor. The third terminal of the first driver is connected to the base of the first switching transistor and the base of the fifth switching transistor. The collector of the fifth switching transistor is connected to the other end of the LED lamp.

[0020] As a further embodiment of this utility model: the power detection module includes a first resistor, a second resistor, a first comparator, and a first threshold device;

[0021] Preferably, the first end of the first resistor is connected to the first end of the energy storage device, the second end of the first resistor is connected to the inverting input of the first comparator and connected to the second end of the energy storage device through the second resistor, the non-inverting input of the first comparator is connected to the first threshold device, and the output of the first comparator is connected to the B end of the first logic chip.

[0022] As a further embodiment of this utility model: the photovoltaic voltage detection module includes an eleventh resistor, a twelfth resistor, a second comparator, and a second threshold device;

[0023] Preferably, one end of the eleventh resistor is connected to the first end of the photovoltaic cell, the other end of the eleventh resistor is connected to the inverting input of the second comparator and connected to the second end of the photovoltaic cell through the twelfth resistor, the non-inverting input of the second comparator is connected to the second threshold device, and the output of the second comparator is connected to the A terminal of the first logic chip and the gate of the second power transistor.

[0024] Compared with the prior art, the beneficial effects of this utility model are as follows: The anti-interference photovoltaic LED lighting circuit of this utility model uses a light detection and adjustment module to detect light. When it is dark within the range of the LED lamp module, the control and drive adjustment module is activated, thereby driving the LED lamp module to provide lighting. The consumed electrical energy can be obtained by photoelectric conversion from the photovoltaic module. At the same time, when the LED lamp module is not providing lighting and the photovoltaic module is generating electricity, the energy storage control module can store energy. This allows the energy storage control module to provide mixed power supply when the photovoltaic module experiences unstable power generation or low voltage, thereby improving power supply efficiency. When the voltage provided by both the photovoltaic module and the energy storage control module is insufficient, the photosensitive detection level of the light detection and adjustment module will be adjusted, enabling the LED lamp module to provide lighting in a lower light condition, thus achieving energy-saving lighting. Attached Figure Description

[0025] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the description of the embodiments of this utility model will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0026] Figure 1 This is a schematic block diagram of an anti-interference photovoltaic LED lighting circuit provided as an example of the present invention.

[0027] Figure 2 A circuit diagram of an anti-interference photovoltaic LED lighting circuit is provided for this utility model example.

[0028] Figure 3 The connection circuit diagram of the power detection module provided in this utility model example. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] In one embodiment, see Figure 1 An anti-interference photovoltaic LED lighting circuit includes: a photovoltaic module 1, a photovoltaic voltage detection module 2, an energy storage control module 3, a voltage regulator module 4, a power detection module 5, a light detection and adjustment module 6, a drive adjustment module 7, and an LED lamp module 8.

[0031] Photovoltaic module 1 is used for photoelectric conversion and provides the first electrical energy;

[0032] Photovoltaic voltage detection module 2, connected to photovoltaic module 1, is used to sample and process the first electrical energy and output a first control signal when the sampled signal is less than a set low voltage threshold.

[0033] The energy storage control module 3 is connected to the photovoltaic voltage detection module 2, the drive adjustment module 7 and the photovoltaic module 1. It is used to receive and store the first electrical energy, stop the energy storage operation when it receives the drive signal output by the drive adjustment module 7, and release the stored electrical energy and provide the second electrical energy when it receives the first control signal.

[0034] The voltage regulator module 4 is connected to the photovoltaic module 1 and the energy storage control module 3, and is used to regulate the voltage of the first or second electrical energy and output the third electrical energy.

[0035] The power detection module 5 is connected to the energy storage control module 3 and is used to perform power detection processing on the second power and output a second control signal when the detected signal is lower than the set low power threshold.

[0036] The light detection and adjustment module 6 is connected to the voltage stabilizing module 4, the power detection module 5 and the photovoltaic voltage detection module 2. It is used to receive third power, detect the light intensity and output a first detection signal. When the first detection signal is greater than the set light threshold, it outputs a third control signal. When the first control signal and the second control signal are received, it reduces the voltage value of the first detection signal.

[0037] The drive adjustment module 7 is connected to the voltage regulator module 4 and the light detection adjustment module 6, and is used to receive the third electrical energy and output the drive signal when the third control signal is received;

[0038] LED light module 8 is connected to the voltage regulator module 4 and the drive adjustment module 7, and is used to receive third electrical energy and drive signals and perform lighting work.

[0039] In a specific embodiment, the photovoltaic module 1 can be a photovoltaic circuit composed of photovoltaic cells, capacitors, and diodes, which can perform photoelectric conversion and filtering; the photovoltaic voltage detection module 2 can be a photovoltaic voltage detection circuit composed of resistors, comparators, and threshold devices, which can sample the voltage of the electrical energy output by the photovoltaic module 1 and determine the magnitude of the sampled signal compared with the set low-voltage threshold, thereby determining the low voltage of the photovoltaic module 1; the energy storage control module 3 can be an energy storage control circuit composed of field-effect transistors, transistors, energy storage devices, etc., which can perform energy storage control and discharge control; the voltage stabilization module 4 can be a voltage stabilization circuit composed of voltage regulators and capacitors, which can perform voltage regulation processing on the input electrical energy; the power detection module 5 can be a photovoltaic circuit composed of resistors, comparators, and threshold devices, which can perform voltage regulation processing on the input electrical energy; and the photovoltaic voltage detection module 5 can be a photovoltaic circuit composed of resistors, comparators, and threshold devices, which can perform voltage regulation processing on the input electrical energy. The power detection circuit, composed of a power sensor and a threshold device, can set a low power threshold and detect whether the power of the energy storage control module 3 is lower than the set low power threshold. The light detection and adjustment module 6 can be a light detection and adjustment circuit composed of a photoresistor, a transistor, and a resistor. It can set a light threshold and detect the light intensity. When the light intensity is lower than the light threshold, it triggers the drive adjustment module 7 to work. The light detection sensitivity can be adjusted by the detection status of the power detection module 5 and the photovoltaic voltage detection module 2. The drive adjustment module 7 can be a drive adjustment circuit composed of a 555 integrated chip, a diode, a capacitor, etc., to drive the LED lamp module 8 for lighting. The LED lamp module 8 can be an LED lamp circuit composed of a transistor and an LED lamp for lighting.

[0040] In another embodiment, please refer to Figure 1 , Figure 2 and Figure 3 The photovoltaic module 1 includes a photovoltaic cell, a first capacitor C1, and a first diode D1; the energy storage control module 3 includes a first power transistor Q1, a second power transistor Q2, an energy storage device, a third resistor R3, and a first switching transistor V1.

[0041] Specifically, the first end of the photovoltaic cell is connected to one end of the first capacitor C1, the photovoltaic voltage detection module 2, and the anode of the first diode D1. The cathode of the first diode D1 is connected to the drain of the first power transistor Q1 and is connected to the gate of the first power transistor Q1 and the collector of the first switching transistor V1 through the third resistor R3. The source of the first power transistor Q1 is connected to the source of the second power transistor Q2. The drain of the second power transistor Q2 is connected to the first end of the energy storage device. The second end of the energy storage device, the emitter of the first switching transistor V1, the other end of the first capacitor C1, and the second end of the photovoltaic cell are all grounded. The base of the first switching transistor V1 is connected to the drive adjustment module 7, and the gate of the second power transistor Q2 is connected to the photovoltaic voltage detection module 2.

[0042] In a specific embodiment, both the first power transistor Q1 and the second power transistor Q2 can be N-channel field-effect transistors, with the first power transistor Q1 controlling the charging and the second power transistor Q2 controlling the discharging; the energy storage device can be a battery; and the first switching transistor V1 can be an NPN transistor.

[0043] Furthermore, the voltage regulator module 4 includes a first voltage regulator IC1 and a second capacitor C2; the light detection and adjustment module 6 includes a first photoresistor RT1, a second switch V2, a third switch V3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, an eighth resistor R8, a fourth switch V4, a first logic chip J1, and a seventh resistor R7.

[0044] Specifically, the IN terminal of the first voltage regulator IC1 is connected to the cathode of the first diode D1. The OUT terminal of the first voltage regulator IC1 is connected to one end of the first photoresistor RT1 and one end of the eighth resistor R8, and is connected to the GND terminal and ground terminal of the first voltage regulator IC1 through the second capacitor C2. The other end of the first photoresistor RT1 is connected to the emitter of the third switch V3, the collector of the second switch V2, and the base of the fourth switch V4. The emitter of the second switch V2 is grounded through the fourth resistor R4. The collector of the third switch V3 is grounded through the sixth resistor R6. The base of the second switch V2 is connected to the base of the third switch V3 and the F terminal of the first logic chip J1, and is grounded through the fifth resistor R5. The B terminal of the first logic chip J1 is connected to the power detection module 5. The A terminal of the first logic chip J1 is connected to the gate of the second power transistor Q2 and the photovoltaic voltage detection module 2. The emitter of the fourth switch V4 is connected to the other end of the eighth resistor R8. The collector of the fourth switch V4 is connected to the drive adjustment module 7 and is grounded through the seventh resistor R7.

[0045] In a specific embodiment, the first voltage regulator IC1 can be an LM317 voltage regulator; the first photoresistor RT1, together with the third switch V3, the fifth resistor R5 and the sixth resistor R6, performs light detection; the third switch V3 can be a PNP transistor; the fourth switch V4 can be a PNP transistor, and the conduction voltage of the fourth switch V4 is a set light threshold; the second switch V2 can be an NPN transistor; and the resistance value of the fourth resistor R4 is greater than the resistance value of the sixth resistor R6.

[0046] Furthermore, the drive adjustment module 7 includes a ninth resistor R9, a first potentiometer RP1, a tenth resistor R10, a second diode D2, a third diode D3, a third capacitor C3, a fourth capacitor C4, and a first driver IC2; the LED lamp module 8 includes an LED lamp and a fifth switching transistor V5;

[0047] Specifically, the eighth terminal of the first driver IC2 is connected to one end of the LED lamp and the OUT terminal of the first voltage regulator IC1, and is connected to one end of the first potentiometer RP1 through the ninth resistor R9. The other end of the first potentiometer RP1 is connected to the cathode of the second diode D2 through the tenth resistor R10. The slider terminal of the first potentiometer RP1 is connected to the anode of the third diode D3 and the seventh terminal of the first driver IC2. The cathode of the third diode D3 is connected to the anode of the second diode D2, the sixth terminal and the second terminal of the first driver IC2, and is grounded through the third capacitor C3. The first terminal of the first driver IC2 and the emitter of the fifth switch V5 are both grounded. The fifth terminal of the first driver IC2 is grounded through the fourth capacitor C4. The third terminal of the first driver IC2 is connected to the base of the first switch V1 and the base of the fifth switch V5. The collector of the fifth switch V5 is connected to the other end of the LED lamp.

[0048] In a specific embodiment, the first driver IC2 can be an NE555 chip; the fifth switch V5 can be an NPN transistor.

[0049] Furthermore, the power detection module 5 includes a first resistor R1, a second resistor R2, a first comparator A1, and a first threshold device;

[0050] Specifically, the first end of the first resistor R1 is connected to the first end of the energy storage device, the second end of the first resistor R1 is connected to the inverting end of the first comparator A1 and is connected to the second end of the energy storage device through the second resistor R2, the non-inverting end of the first comparator A1 is connected to the first threshold device, and the output end of the first comparator A1 is connected to the B end of the first logic chip J1.

[0051] In a specific embodiment, the first resistor R1 and the second resistor R2 are used for charge sampling; the first comparator A1 can be an LM358 comparator; the first threshold device can be composed of a reference power supply and a resistor to provide a low charge threshold.

[0052] Furthermore, the photovoltaic voltage detection module 2 includes an eleventh resistor R11, a twelfth resistor R12, a second comparator A2, and a second threshold device;

[0053] Specifically, one end of the eleventh resistor R11 is connected to the first end of the photovoltaic cell, and the other end of the eleventh resistor R11 is connected to the inverting input of the second comparator A2 and connected to the second end of the photovoltaic cell through the twelfth resistor R12. The non-inverting input of the second comparator A2 is connected to the second threshold device, and the output of the second comparator A2 is connected to the A terminal of the first logic chip J1 and the gate of the second power transistor Q2.

[0054] In a specific embodiment, the eleventh resistor R11 and the twenty-second resistor are used for voltage sampling; the second comparator A2 can be an LM358 comparator; the second threshold device can be composed of a reference power supply and a resistor to provide a low-voltage threshold.

[0055] In this embodiment of an anti-interference photovoltaic LED lighting circuit, a photovoltaic cell performs photoelectric conversion, a first capacitor C1 performs filtering, a first diode D1 provides power transmission, a first voltage regulator IC1 performs voltage regulation, and a first photoresistor RT1 increases its resistance when the light intensity decreases, working in conjunction with the third switch V3, the fifth resistor R5, and the sixth resistor R6 to form a voltage divider. When the voltage between the first photoresistor RT1 and the emitter of the third switch V3 falls below a set light intensity threshold, the fourth switch V4 turns on, triggering the first driver IC2 to operate. This, along with the ninth resistor R9, the first potentiometer RP1, the tenth resistor R10, the third diode D3, the third capacitor C3, and the fourth capacitor C4, outputs a drive signal, driving the fifth switch V5 to turn on, controlling the LED light to illuminate. Simultaneously, the drive signal controls the first switch V1 to turn on, causing the first power transistor Q1 to turn off, which in turn causes the first driver IC2 to... During operation, the energy storage device stops charging. The eleventh resistor R11 and the twelfth resistor R12 sample the voltage of the photovoltaic cell. When the sampled signal is lower than the low voltage threshold set by the second threshold device, the second comparator A2 will control the second power transistor Q2 to turn on, causing the energy storage device to discharge. The first resistor R1 and the second resistor R2 sample the energy storage device's charge. When the sampled signal is lower than the low charge threshold set by the first threshold device, the first comparator A1 will output a high level. If the second comparator A2 also outputs a low level at this time, it will cause the F terminal of the first logic chip J1 to control the second switch V2 to turn on and control the third switch V3 to turn off. The appropriate first photoresistor RT1, together with the second switch V2, the fourth resistor R4 and the fifth resistor R5, performs light detection, thereby reducing the sensitivity of light detection. In the absence of light, the first driver IC2 is controlled to work, thereby controlling the LED light for illumination.

[0056] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0057] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An anti-interference photovoltaic LED lighting circuit, characterized in that, The anti-interference photovoltaic LED lighting circuit includes: a photovoltaic module, a photovoltaic voltage detection module, an energy storage control module, a voltage regulator module, a power detection module, a light detection and adjustment module, a drive adjustment module, and an LED lamp module; The photovoltaic module is used for photoelectric conversion and provides the first electrical energy; The photovoltaic voltage detection module is connected to the photovoltaic module and is used to sample and process the first electrical energy and output a first control signal when the sampled signal is less than a set low voltage threshold. The energy storage control module is connected to the photovoltaic voltage detection module, the drive adjustment module and the photovoltaic module. It is used to receive and store the first electrical energy, stop the energy storage operation when it receives the drive signal output by the drive adjustment module, and release the stored electrical energy and provide the second electrical energy when it receives the first control signal. The voltage stabilizing module is connected to the photovoltaic module and the energy storage control module, and is used to stabilize and regulate the first or second electrical energy and output the third electrical energy. The power detection module is connected to the energy storage control module and is used to perform power detection processing on the second power and output a second control signal when the detected signal is lower than the set low power threshold. The light detection and adjustment module is connected to the voltage stabilization module, the power detection module and the photovoltaic voltage detection module. It is used to receive third electrical energy, detect the light intensity and output a first detection signal. When the first detection signal is greater than the set light threshold, it outputs a third control signal. When the first control signal and the second control signal are received, it reduces the voltage value of the first detection signal. The drive adjustment module is connected to the voltage stabilization module and the light detection adjustment module, and is used to receive the third electrical energy and output the drive signal when the third control signal is received; The LED light module is connected to the voltage regulator module and the drive adjustment module, and is used to receive third electrical energy and drive signals to perform lighting work.

2. The anti-interference photovoltaic LED lighting circuit according to claim 1, characterized in that, The photovoltaic module includes a photovoltaic cell, a first capacitor, and a first diode; the energy storage control module includes a first power transistor, a second power transistor, an energy storage device, a third resistor, and a first switching transistor. The first end of the photovoltaic cell is connected to one end of the first capacitor, the photovoltaic voltage detection module, and the anode of the first diode. The cathode of the first diode is connected to the drain of the first power transistor and is connected to the gate of the first power transistor and the collector of the first switching transistor through a third resistor. The source of the first power transistor is connected to the source of the second power transistor. The drain of the second power transistor is connected to the first end of the energy storage device. The second end of the energy storage device, the emitter of the first switching transistor, the other end of the first capacitor, and the second end of the photovoltaic cell are all grounded. The base of the first switching transistor is connected to the drive regulation module, and the gate of the second power transistor is connected to the photovoltaic voltage detection module.

3. The anti-interference photovoltaic LED lighting circuit according to claim 2, characterized in that, The voltage regulator module includes a first voltage regulator and a second capacitor; the light detection and adjustment module includes a first photoresistor, a second switch, a third switch, a fourth resistor, a fifth resistor, a sixth resistor, an eighth resistor, a fourth switch, a first logic chip, and a seventh resistor; The IN terminal of the first voltage regulator is connected to the cathode of the first diode. The OUT terminal of the first voltage regulator is connected to one end of the first photoresistor and one end of the eighth resistor, and is connected to the GND terminal and ground terminal of the first voltage regulator through the second capacitor. The other end of the first photoresistor is connected to the emitter of the third switch, the collector of the second switch, and the base of the fourth switch. The emitter of the second switch is grounded through the fourth resistor, and the collector of the third switch is grounded through the sixth resistor. The base of the second switch is connected to the base of the third switch and the F terminal of the first logic chip, and is grounded through the fifth resistor. The B terminal of the first logic chip is connected to the power detection module, and the A terminal of the first logic chip is connected to the gate of the second power transistor and the photovoltaic voltage detection module. The emitter of the fourth switch is connected to the other end of the eighth resistor, and the collector of the fourth switch is connected to the drive adjustment module and is grounded through the seventh resistor.

4. The anti-interference photovoltaic LED lighting circuit according to claim 3, characterized in that, The drive adjustment module includes a ninth resistor, a first potentiometer, a tenth resistor, a second diode, a third diode, a third capacitor, a fourth capacitor, and a first driver; the LED lamp module includes an LED lamp and a fifth switching transistor. The eighth terminal of the first driver is connected to one end of the LED lamp and the OUT terminal of the first voltage regulator, and is connected to one end of the first potentiometer through the ninth resistor. The other end of the first potentiometer is connected to the cathode of the second diode through the tenth resistor. The slider terminal of the first potentiometer is connected to the anode of the third diode and the seventh terminal of the first driver. The cathode of the third diode is connected to the anode of the second diode, the sixth terminal and the second terminal of the first driver, and is grounded through the third capacitor. The first terminal of the first driver and the emitter of the fifth switching transistor are both grounded. The fifth terminal of the first driver is grounded through the fourth capacitor. The third terminal of the first driver is connected to the base of the first switching transistor and the base of the fifth switching transistor. The collector of the fifth switching transistor is connected to the other end of the LED lamp.

5. The anti-interference photovoltaic LED lighting circuit according to claim 4, characterized in that, The power detection module includes a first resistor, a second resistor, a first comparator, and a first threshold device; The first end of the first resistor is connected to the first end of the energy storage device, the second end of the first resistor is connected to the inverting input of the first comparator and is connected to the second end of the energy storage device through the second resistor, the non-inverting input of the first comparator is connected to the first threshold device, and the output of the first comparator is connected to the B end of the first logic chip.

6. The anti-interference photovoltaic LED lighting circuit according to claim 5, characterized in that, The photovoltaic voltage detection module includes an eleventh resistor, a twelfth resistor, a second comparator, and a second threshold device. One end of the eleventh resistor is connected to the first end of the photovoltaic cell, and the other end of the eleventh resistor is connected to the inverting input of the second comparator and connected to the second end of the photovoltaic cell through the twelfth resistor. The non-inverting input of the second comparator is connected to the second threshold device, and the output of the second comparator is connected to the A terminal of the first logic chip and the gate of the second power transistor.

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